Process for curdling milk.



" UNITED STATES PATENT QF I JOHN imnnsrxn, or nusrrsronn, Wiscons n.

I rnocnss non commune MILK.

No Drawing.

To all whom it may concern: Be it known that I, JOI-IN Bnnnsixn, a citizen of the United States, residing at Hustisford, in the county of Dodge and State ofVVisconsin, have invented certain and useful Improvementsin Processes for Curdling Milk; and I do hereby declare the following to be a full, clear, and exact description of the invention, such as will it appertains to make and use the same.

This invention relates to a process for I curdling milk.

, tion consists in such improved process as An object of the invention is to provide a new and comparatively inexpensive process for curdling milk, preparatory to converting the same into cheese, and the invenwill be hereinafter fully described-and afterward specifically claimed.

The rennet which is .Well known in the art, for curdling milk, is substituted in the present invention by a rennet prepared from the stomach and intestines of fishes of various kinds.

-In carrying out my process I take a quanof fish tity of the stomachs and intestines and after having' removed the contents thereof I thoroughly dry the casing either by exposure to the atmosphere or in suitable drying machines; These dried materials are then placed in a vessel with suflicient water to cover or fioatthem and are allowed to thus remain for several hours, or a suflicient time for them to'become satu-' rted and soft. I now surround the vessel -containing this material withwarm water and keep it in this condi .on for one or I more hours, until the whole mass has be-' come thoroughly warm. I then draw oil the liquid and filter the same through any suitable filtering medium, the result being a fish Specification of Letters Patent.

tract in the :latter case enable others skilled in the art to which Patented Jan. 6, 1914.

Application filed October 12, 1912. Seria1 No. 725,474.

extract or ferment ready for use. I may bacteria contained in the liquid being" treated. v

To curdle milk I mix a suitable quantity of my fish extract or rennet, either plain or mixed with rennet, as described, with milk whereupon the milk iscurdled and freed from harmful bacteria.

What I claim as new is: i a

A process for curdling milk and .destroying harmful bacteria therein consisting of drying a-quantity of the stomachs and .intestines'of fish from which the contents have been removed, adding 1 water sufiicient to cover the mass and permitting .it to stand until it has-become thoroughly saturated and soft, subjecting the mass to a warm temperature for a period of one or more hours, then-separating the liquid from the solid matter by filtering, then' mixing the liquid with a suitable quantityof rennet,

and finally applying the mixture to the milk.

In testimony whereofI have signed my name to thisspecification in the presence of two subscribing witnesses.

, JOHN BRENSIKE.

I Witnesses:

'. O. T. GOETSCH,

F. A. GoE'rsQH. 

